Helmet



FIG. 1 is a front view of a helmet showing my new design;

FIG. 2 is a rear view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is an enlarged perspective view of the claimed part and its surrounding areas as seen from the rear and bottom of the helmet;

FIG. 7 is a rear view thereof with a cover removed;

FIG. 8 is a bottom plan view thereof with the cover removed;

FIG. 9 is a right side view thereof with the cover removed;

FIG. 10 is an enlarged perspective view similar to FIG. 6 but with the cover removed;

FIG. 11 is an enlarged rear perspective view of the cover;

FIG. 12 is an enlarged front view of the cover;

FIG. 13 is an enlarged top plan view of the cover;

FIG. 14 is an enlarged bottom plan view of the cover;

FIG. 15 is an enlarged right side view of the cover;

FIG. 16 is an enlarged left side view of the cover; and,

FIG. 17 is an enlarged perspective view similar to FIG. 10 and with an exploded view of the cover removed therefrom.

The broken lines illustrate portions of the helmet that form no part of the claimed design. The dash-dotted lines denote the boundary of the claim and form no part of the claimed design. 

CLAIM The ornamental design for a helmet, as shown and described. 